Home / 906,516,175.20-1,359,774,262.80-830,933,455.20

Finding the Fourth Proportional to 906,516,175.20, 1,359,774,262.80 and 830,933,455.20

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Solution

The fourth proportional to 906,516,175.20, 1,359,774,262.80 and 830,933,455.20 is: 1,246,400,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,516,175.20 : 1,359,774,262.80 = 830,933,455.20 : x
  2. Step 2: Convert to fraction form
    906,516,175.20/1,359,774,262.80 = 830,933,455.20/x
  3. Step 3: Cross multiply
    906,516,175.20x = 1,359,774,262.80 × 830,933,455.20
  4. Step 4: Simplify right side
    906,516,175.20x = 1,129,881,926,480,436,864
  5. Step 5: Solve for x
    x = 1,129,881,926,480,436,864/906,516,175.20
  6. Step 6: Final answer
    x = 1,246,400,182.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.